Home / 358,705,352,465.40-495,013,428,373.32-196,125,108,505.10

Finding the Fourth Proportional to 358,705,352,465.40, 495,013,428,373.32 and 196,125,108,505.10

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Solution

The fourth proportional to 358,705,352,465.40, 495,013,428,373.32 and 196,125,108,505.10 is: 270,652,672,685.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,705,352,465.40 : 495,013,428,373.32 = 196,125,108,505.10 : x
  2. Step 2: Convert to fraction form
    358,705,352,465.40/495,013,428,373.32 = 196,125,108,505.10/x
  3. Step 3: Cross multiply
    358,705,352,465.40x = 495,013,428,373.32 × 196,125,108,505.10
  4. Step 4: Simplify right side
    358,705,352,465.40x = 97,084,562,351,198,935,449,600
  5. Step 5: Solve for x
    x = 97,084,562,351,198,935,449,600/358,705,352,465.40
  6. Step 6: Final answer
    x = 270,652,672,685.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.